12438961 is an odd 8-digits composite number following 12438960
and preceding 12438962 . In scientific notation, it is written as 1.2438961 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 12289012 positive integers (up to 12438961) that are relatively prime to 12438961.
12438961 has 4 divisors, whose sum is 12588912
The reverse of 12438961 is 16983421
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twelve million four hundred thirty-eight thousand nine hundred sixty-one
Scientific notation
1.2438961 × 10^7
Engineering notation
1.2438961 × 10^6
Prime Factorization
83 × 149867
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12438961
Product of the distinct prime numbers
The prime factorization of 12438961 is 83 × 149867.
Since it has a total of 2 prime factors.
5 , 4 , 18 , 30 , 824 , 309 , 2493 , 9216 , 65663 , 46816 , 326370 , 850075 , 9973059 , 8038333 , 47207506 , 4105177 , 337924610 , 194635958 , 1066276606 , 2498466904
n×2
24877922
n×3
37316883
n×4
49755844
n×5
62194805
n÷2
6219480.5
n÷3
4146320.3333333
n÷3
3109740.25
n÷5
2487792.2
n2
154727750759521
n3
1.9246524573154E+21
n4
2.39406768551E+28
n5
2.977971457142E+35
2 √n
3526.891123922
3 √n
231.7010678747
4 √n
59.387634436152
5 √n
26.239576492481
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12438960
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12438961 can be divided by 4 positive divisors.
The sum of these divisors (counting 12438961) is 1, the average is 0.25.
Base
System
Value
2
Binary
101111011100110110110001
3
Ternary
212101222001021
4
Quaternary
233130312301
5
Quinary
11141021321
6
Senary
1122335441
8
Octal
57346661
10
Decimal
12438961
12
Duodecimal
41ba581
16
Hexadecimal
bdcdb1
20
Vigesimal
3heh81
36
Base36
7elyp
md5
3f8897deb0a782a0a2fd4904003c2ead
sha1
0244dde8bc1d427f30abeeb5a5e5355d62202281
sha256
dd4701bd47484e0ed9026915bd9726453ef87616c76b72e3a566574ebb0eeaa0
sha512
e83c75dae32a3a04a6fc52d0dbc485479324c2e65e0cd62de23fa729bd742d175d159838cc85ab77f611f6e81ac18f0a06116e244a85b2d746ba6302202adc95
ripemd-160
8922fe2a787e279bfd1b1d7bdd3559a474904ab5
Diameter
24877922
Circumference
78156296.99178
Area
4.8609156509258E+14
Volume
8.0619653608208E+21
Surface area
1.9443662603703E+15
Circumference
78156296.99178
Perimeter
49755844
Area
154727750759521
Diagonal
17591347.34803
Surface area
928366504557126
Volume
1.9246524573154E+21
Space diagonal
21544912.445368
Perimeter
37316883
Area
66999081414086
Altitude
10772456.222684
Surface area
66999081414086
Volume
2.2682246733251E+20
Height
5863782.4493433